/*
 * Copyright 2010 Biz-e (info@biz-e.nl)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package nl.biz_e.acl.shared.model;

import javax.persistence.Id;

import nl.biz_e.appengine.lib.shared.objectify.IEntity;

import com.googlecode.objectify.Key;

/**
 * This class defines a membership, eg a relation between a {@link User} and a
 * {@link UserGroup}.
 * 
 * @author Joost A. Bloemsma
 * 
 */
public class Membership implements IEntity {
    private static final long serialVersionUID = 1L;
    @Id
    private Long id;
    private Key<User> user;
    private Key<UserGroup> group;

    /**
     * @return the user
     */
    public Key<User> getUser() {
        return user;
    }

    /**
     * @param user
     *            the user to set
     */
    public void setUser(Key<User> user) {
        this.user = user;
    }

    /**
     * @return the group
     */
    public Key<UserGroup> getGroup() {
        return group;
    }

    /**
     * @param group
     *            the group to set
     */
    public void setGroup(Key<UserGroup> group) {
        this.group = group;
    }

    /**
     * @return the id
     */
    public Long getId() {
        return id;
    }

}
